Royal K Series (086900) Permanent HEPA Filter C1.1 also #187999A

also #187999A

NuTone models

If your machine takes a flat rectangular filter

and 115 CFM at up to 28

Compatible with the Bissell 2087

Royal K Series (086900) Permanent HEPA Filter C1.1 also #187999AThis HEPA filter for the Royal K Series (086900) is a permanent replacement that helps maintain strong suction and clean exhaust, fitting the Royal 2322. Seated in the filtration path, it traps fine dust and allergens so they stay out of the exhaust air. A clogged filter restricts airflow, cuts suction, and can push the motor to overheat, while a poorly seated one lets dust slip past. Cleaning or replacing the filter on a regular schedule keeps